Wera Zyklop 8740 B HF 3/8 inch Hex Socket, 8 mm, with Holding Function 05003039001

The Wera Zyklop 8740 B HF socket combines a 3/8" square drive with an 8 mm external hex profile, featuring a holding function for secure fastener retention. Its 30 mm length and knurled grip make it a precise, durable tool for manual and non-impact machine use.

Overview

Part of the Wera Zyklop series, this socket is crafted from chrome vanadium steel with a matt chrome-plated finish for corrosion protection. The 6-point hexagon profile ensures a snug fit on 8 mm hex fasteners, while the integrated clamping ball holds screws firmly in place during positioning.

What stands out

• Holding function with clamping ball prevents fasteners from falling out
• Knurling on the socket body provides a better grip, even with oily hands
• Colour-coded 'Take it easy' system for quick size identification
• Compatible with all Wera Zyklop ratchets and extensions

Technical details

• Drive size: 3/8 inch square
• Wrench size: 8 mm external hex
• Overall length: 30 mm
• Material: Chrome vanadium steel, matt chrome-plated
• Standard: DIN 3120 / ISO 1174
• Application: Manual and machine operation (non-impact)

Our verdict

A reliable, well-engineered socket that excels in tight spaces thanks to its holding function and compact length. The knurled grip and colour coding add practical value for professionals.